spolni hromozom

spolni hromozom

The chromosome or chromosomes that influence sex determination. In mammals, including humans, the X and Y chromosomes are the sex chromosomes (females are XX, males XY). Compare with autosome.

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spolni

卫生保健; 癌症治疗

Refers to the genitalia (external and internal sex organs and glands).

spolni

卫生保健; 一般

Having to do with reproduction.

hromozom

生物学; 遗传学

Linear piece of eukaryotic DNA, often bound by specialized proteins known as histones.

hromozom

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The self-replicating genetic structure of cells containing the cellular DNA that bears in its nucleotide sequence the linear array of genes. In prokaryotes, chromosomal DNA is ...

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(1) The definition of classificatory groups by phenetic similarity to a "type" specimen. A species, for example, might be defined as all individuals less than x phenetic units ...

mimikrija, imitiranje, podražavanje

考古学; 净化

A case in which one species looks more or less similar to another species. See Batesian mimicry and Müllerian mimicry.

metabolizam

考古学; 净化

The chemical processes that occur in a living organism in order to maintain life. There are two kinds of metabolism: constructive metabolism, or anabolism, the synthesis of the ...

paleobiologija

考古学; 净化

The biological study of fossils.

ćelija

考古学; 净化

The basic structural and functional unit of most living organisms. Cell size varies, but most cells are microscopic. Cells may exist as independent units of life, as in bacteria ...

klasifikacija

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matičnjak

herb (fresh sprigs) Description: Mint-like leaves, also called balm. Sweet, lemon flavor with a citrus scent. Uses: Jams and jellies, salads, soups, ...